This refrigerator shelf is made of low-carbon steel wire or stainless steel wire through cutting, bending. Welding with the low-carbon steel wire. The surface is pe coated. And welding.The surface treatment is powder painting , pvc coated or polishing. Generally, the inner is plastic paper, the outside is carton 50 or 100pcs / carton because the specification is different , we calculate the quantity according to the goods